On 14 April 2012 16:51, deadalnix <deadal...@gmail.com> wrote: > Le 14/04/2012 12:35, Manu a écrit : > >> On 13 April 2012 18:25, Jakob Ovrum <jakobov...@gmail.com >> <mailto:jakobov...@gmail.com>> wrote: >> >> On Friday, 13 April 2012 at 13:08:51 UTC, deadalnix wrote: >> >> SDC have a lot of theses, and I proposed a similar stuff for its >> evolution. I think it is easier for SDC than it is for dmd >> considering the codebase of both. >> >> >> I think we've got the lexer and parser completely separate from >> most of the rest of the codebase (like the codegen), due to >> repeated requests from people who wanted to use these parts for >> IDEs and other tools. >> >> I've yet to see anyone actually go through with using it though, >> possibly because there is no documentation for a lot of it. >> Documenting these parts fully into something of a public API and >> then putting it online is definitely on the todo list. Perhaps >> there would be more motivation to do this rather than work on >> something else if someone actually tried using SDC in their >> project instead of just talking about it, so it's kind of a >> catch-22. >> >> That said, the parser is currently evolving alongside the >> codegen. When we want to start implementing new parts of the >> language, we iteratively add it to the parser, hence it's not >> complete. It's very easy to work with though and it's mostly a >> menial task (although it's kind of fun to produce beautiful >> parser errors :P). >> >> Anyway, for anyone interested, you can find us on Github and >> #d.sdc on FreeNode. >> >> >> Just out of curiosity, why would anyone write a code gen these days? >> With projects like LLVM, which can perform great codegen to basically >> any architecture, you'd be crazy not to use that... >> Surely 90% of the value of writing your own D compiler would be the >> unique front end, which may have different design principles (like use >> as a lib, usable on tools and stuff as discussed here) ? >> >> I'm sorry to say, if you write your own codegen, I would never use your >> compiler. If you use LLVM in the back end, I'll definitely give it a >> look, then merit will depend entirely on the front end (speed, >> flexibility, quality of error messages, runtime error detection, etc). >> I know it's a fun exercise to write a codegen, so from an educational >> perspective, sure, it's valuable to you as a programmer, but I don't >> think it helps your project at all. >> > > Codegen is done by LLVM in SDC, but you still need some codegen glue. >
Ah okay, cool. NM me then :P